cultural perspectives

Would life be without friction?

Score: 4.6/5 (68 votes) It opposes motion, meaning if something is sliding on the floor, friction is the force that makes it eventually come to a stop. In a world without friction, the object would continue to slide forever, if not acted on by another force.Is life possible without friction?A world ...

Jan 15, 2026 • 701 READS

cultural perspectives

Was audrey hepburn british?

Score: 4.7/5 (57 votes) Although born in Belgium, Audrey Hepburn had British citizenship through her father and attended school in England as a child. At the onset of World War II, Hepburn's mother moved her to the Netherlands, where she believed they would be safe. Hepburn endured hardships in...

Jan 15, 2026 • 405 READS

cultural perspectives

Should radioactive sources be touched by hand?

Score: 4.2/5 (21 votes) always wear gloves when handling radioactive substances. ... Never touch anything with potentially contaminated gloves; use paper tissues instead. wear shoe covers in rooms where the floor may be contaminated. keep personal items such as handbags, etc., outside the lab.Can yo...

Jan 15, 2026 • 613 READS

cultural perspectives

Do ecospheres need oxygen?

Score: 5/5 (25 votes) The EcoSphere works by gathering energy from the light and converting it biochemically. Light, together with the carbon dioxide in the water, enables the algae to produce oxygen by photosynthesis. ... EcoSpheres need warmth as well as light to function correctly.What does an Ec...

Jan 15, 2026 • 561 READS

cultural perspectives

Why isn't doughboy on street outlaws?

Score: 4.2/5 (25 votes) Doughboy, whose real name is Josh Day, has been missing from Discovery Channel's Street Outlaws. ... Cast member JJ Da Boss reportedly stated that Doughboy injured a disc in his back, which is the reason he has not appeared on the show.How did Doc from street outlaws pas...

Jan 15, 2026 • 205 READS

cultural perspectives

When are alkanes inert?

Score: 5/5 (25 votes) Alkanes react only very poorly with ionic or other polar substances. The pKa values of all alkanes are above 50, and so they are practically inert to acids and bases. This inertness is the source of the term paraffins (Latin para + affinis, with the meaning here of "lacking aff...

Jan 15, 2026 • 316 READS

cultural perspectives

Does silage increase milk production?

Score: 4.1/5 (14 votes) Up to 25% of the energy of silage is found in the fermentation acids. ... Increasing energy intake of high capacity cows, from 134 to 174 MJ per cow per day by feeding more concentrate, increases milk production from 32.2 to 34.8 when organic matter digestibility of silage is...

Jan 15, 2026 • 583 READS

cultural perspectives

How many cardholders does mastercard have?

Score: 4.3/5 (40 votes) Mastercard — 231M Cardholders The second-largest major credit card network in the United States, Mastercard offers perks like easy bill pay and personal information protection using chip technology.How many Mastercard cardholders are there?There were 249 million Mastercard cr...

Jan 15, 2026 • 1,453 READS

cultural perspectives

Do snapdragons bloom all summer?

Score: 4.5/5 (57 votes) Snapdragons can repeat bloom throughout the season but they do best in the cool of spring and fall. In cooler climates, they bloom all summer long, and in milder climates, they sometimes bloom throughout the winter. These short-lived perennials are usually grown as annuals.Ho...

Jan 15, 2026 • 1,554 READS

cultural perspectives

Whats an allylic carbon?

Score: 4.3/5 (48 votes) An allyl group is a substituent with the structural formula H₂C=CH−CH₂R, where R is the rest of the molecule. It consists of a methylene bridge attached to a vinyl group. The name is derived from the Latin word for garlic, Allium sativum.What do you mean by allylic carbon?An ...

Jan 15, 2026 • 1,234 READS